Search Data

The AAVSO International Database is a repository of variable star observations contributed by amateur and professional astronomers worldwide. Use the form below to search for observations of specific stars or by specific observers.

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Enter list of star names, comma separated.
Enter a date in natural language, jd, or utc format.
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Campaign overrides targets and dates.

Found 3880 records.

# Target Observer Julian Date UTC Date Magnitude Type
1303761642 RHO CAS CKB 2460365.5611 2024-02-25 4.4 1
1303777172 RHO CAS BBA 2460135.7361 2023-07-10 4.8 1
1303777195 RHO CAS BBA 2460234.5750 2023-10-17 4.8 1
1303777233 RHO CAS BBA 2460259.6847 2023-11-11 4.6 1
1303777269 RHO CAS BBA 2460262.6500 2023-11-14 4.8 1
1303777297 RHO CAS BBA 2460266.6417 2023-11-18 4.7 1
1303777324 RHO CAS BBA 2460270.6347 2023-11-22 4.8 1
1303777339 RHO CAS BBA 2460267.6903 2023-11-19 4.5 1
1303777360 RHO CAS BBA 2460293.6035 2023-12-15 4.5 1
1303777393 RHO CAS BBA 2460330.6035 2024-01-21 4.8 1
1303777448 RHO CAS BBA 2460345.7076 2024-02-05 4.5 1
1303777459 RHO CAS BBA 2460352.5646 2024-02-12 4.5 1
1303777500 RHO CAS BBA 2460358.5771 2024-02-18 4.3 1
1303777514 RHO CAS BBA 2460359.5889 2024-02-19 4.6 1
1303777685 RHO CAS BBA 2460363.6264 2024-02-23 4.8 1
1303824582 RHO Cas SPAO 2460344.7000 2024-02-04 4.3 1
1303824583 RHO Cas SPAO 2460354.7000 2024-02-14 4.2 1
1303824588 RHO Cas SPAO 2460361.7000 2024-02-21 3.9 1
1303828924 Rho Cas SIVB 2460371.2326 2024-03-01 4.36 1
1303829398 rho cas SANG 2460371.9674 2024-03-02 4.6 1
1303830895 Rho Cas MJZ 2460340.3027 2024-01-30 4.6 1
1303831015 Rho Cas MJZ 2460341.2979 2024-01-31 4.6 1
1303842094 Rho Cas MJZ 2460356.3083 2024-02-15 4.6 1
1303844261 Rho Cas MJZ 2460359.3270 2024-02-18 4.5 1
1303848010 rho cas RSTB 2459754.8563 2022-06-24 5.2 1